Question:medium

____a nitrogen‐fixing actinomycete, forms root nodules with eight non‐leguminous plant families.

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Legume = Rhizobium. Non-legume (like Casuarina/Alder) = Frankia. This distinction is a favorite in agroforestry exams.

Updated On: Aug 7, 2026

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Match the structures with their functions in Cnidaria:

List I	List II
A. Cnidoblast --- I. Used for anchorage, defence and for the capture of prey B. Polyps --- IV. Produce Medusae asexually C. Medusae --- II. Used to form the polyps sexually D. Hypostome --- III. Single opening for gastrovascular cavity	I. Used for anchorage, defence and for the capture of prey IV. Produce Medusae asexually II. Used to form the polyps sexually III. Single opening for gastrovascular cavity